Henan Gnee New Materials Co., Ltd.
                                                                                                           
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Portable PSA Nitrogen Generator with 99%-99.999% Adjustable Purity for Food Packaging Use

Price Negotiable
Price: According to the product
MOQ: ≥1sets
Delivery Time: Negotiable
Brand: GNEE
Product Description
Portable PSA Nitrogen Gas Generator for Food Packaging
This PSA nitrogen generator is an advanced gas separation system utilizing pressure swing adsorption nitrogen generation technology. It employs food-safe carbon molecular sieve (CMS) to extract nitrogen from atmospheric air with adjustable purity levels. Specifically designed for food packaging applications, this portable system combines compact mobility with a wide purity range (99%-99.999%) to meet diverse preservation requirements.
As a core solution for onsite nitrogen generation, it eliminates contamination risks and logistical challenges associated with cylinder or liquid nitrogen supply. This energy-saving nitrogen generator features intelligent cycle control and lightweight design, reducing energy consumption while ensuring compliance with global food safety standards (FDA, CE, HACCP).
Core Technical Parameters
Nitrogen Production (Nm³/h) Effective Air Consumption (Nm³/min) Inlet Pipe Size (DNmm) Outlet Pipe Diameter (DNmm) Host L × W (mm)
50.725151150×600
101.425151250×880
202.840151750×1000
304.240252150×1100
405.650252250×1140
507.050252500×1150
608.450252750×1450
8011.265322750×1450
10014.065322850×1550
20028.065323250×1820
30042.080403500×2150
PSA nitrogen generator system overview PSA nitrogen generator internal components PSA nitrogen generator in food packaging application
99%-99.999% Adjustable Purity: Meeting Diverse Food Preservation Needs
Food packaging requires tailored nitrogen purity to balance preservation effectiveness and cost. This PSA nitrogen generator offers a wide purity range to accommodate various requirements:
  • 99.0% Purity: Ideal for low-sensitivity foods (e.g., potato chips, crackers), preventing oxidation and extending shelf life by 3-6 months without unnecessary energy consumption.
  • 99.9%-99.99% Purity: Suitable for baked goods, nuts, and dried fruits, inhibiting microbial growth while maintaining product texture and flavor.
  • 99.999% Purity: Critical for high-value, perishable foods (e.g., fresh seafood, premium meat), reducing oxygen residual to ≤50ppm and extending shelf life by 2-3 times compared to traditional packaging.
The generator features easy purity adjustment via a digital control panel, allowing operators to switch between settings in minutes—eliminating the need for multiple nitrogen sources. This flexibility makes it a versatile solution for food enterprises producing diverse product lines.
Food Safety Compliance: Material & Hygiene Standards
Food-grade PSA nitrogen generators must meet strict material and hygiene requirements to avoid product contamination:
  • Contact Materials: All components in contact with nitrogen (pipelines, valves, adsorption towers) are made of 304 stainless steel, which is corrosion-resistant, non-toxic, and easy to clean. Seals and hoses comply with FDA and EC 1935/2004 standards.
  • Hygiene Design: Smooth surfaces without dead corners, detachable air filters, and dust-proof enclosures minimize debris accumulation, ensuring compliance with GMP standards.
  • Sterile Nitrogen Production: Multi-stage air purification removes oil, moisture, and particles, producing nitrogen that meets food contact requirements.
PSA vs. VPSA: Why Portable Food Packaging Prefers PSA Technology
While both PSA and VPSA technologies produce nitrogen, PSA is inherently better suited for portable food packaging applications:
  • Compact Size & Weight: PSA systems use high-pressure adsorption with smaller adsorption towers, enabling integration into portable frames (45-180kg).
  • Energy Efficiency: PSA systems consume 2.5-20kW of power, ideal for small food enterprises with limited energy budgets.
  • Quick Startup: PSA generators start in 3-5 minutes, aligning with intermittent operation of small packaging lines.
  • Low Maintenance: PSA systems have fewer moving parts (no vacuum pumps), reducing maintenance needs and downtime.
For portable food packaging, this high-efficiency PSA nitrogen generator offers the optimal balance of mobility, efficiency, and cost-effectiveness.
Additional Products: In addition to PSA Nitrogen Generators, we also produce VPSA Oxygen Generators, PSA Oxygen Generators, storage tanks, heat exchangers and other products. If you are interested in PSA nitrogen systems or other products, please contact us at info@gneeheatex.com. We will be very happy to serve you.

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Company Henan Gnee New Materials Co., Ltd.
Location 25th Floor, Huafu Commercial Center, Wenfeng District, Anyang City,Henan Province
Contact Person Kelly

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